class CreateConstructionApproachSurveyType < ActiveRecord::Migration
  
  def self.up
    create_table(:construction_approaches_survey_types, :id =>false) do |t| 
      t.column :construction_approach_id, :int
      t.column :survey_type_id,           :int
    end
  end 

  def self.down
    drop_table :construction_approaches_survey_types
  end
end
